The more his students buy/sell, the more money Pace makes.I believe the entire thing is a house of cards that will collapse when the market turns.

The plaster shows mildew, and because it holds so much moisture, he has recommended taking down the damp plaster before the weight of it collapses.  

I’ve gotten by with just cleaning the roots out annually at a few of our properties with clay pipes, and just replacing sections of collapsed pipes at others and the highest I’ve paid was $10k for replacing a ~30 foot section of collapsed orangeburg (that stuff is the worst).

Make sure it's permitted, warranted, approved by the HOA, and all that other jazz.I wonder how long it will be before the electrical grid collapses.

Treasuries will go "no bid" and there will be a collapse of confidence in both (i) the U.S. dollar, and (ii) U.S. treasury debt instruments [bills / bonds / etc].When this financial inflection point comes, you do not want to own assets who's values are directly tied and leveraged to the yield on U.S. treasury debt instruments (specifically commercial real estate where most market participants are max leveraged).

It was a time period marked by social upheaval, political instability, the collapse of the feudal system and near-constant military conflict. 

While that is probably true, it would also wash out the grocery store where his food comes from and the neighborhood would look like  I have been in many quakes including the big one the Loma Preita one  what killed people was the freeway double decker collapsing on the bottom deck and one guy fell through the Bay Bridge when part of that deck came lose .

My vote is to repair, repair, repair.Water damage can lead to significant problems, from blistering / peeling paint to ceilings collapsing and electrical shorts.

If the deal collapses and I would lose everything, I'm out.

No, it's not some doomsday eminent collapse thing, were not talking 20, 30, 70% stuff ok, but still double IS significant.